octopamine

noun

oc·​to·​pa·​mine äk-ˈtō-pə-ˌmēn How to pronounce octopamine (audio) -mən How to pronounce octopamine (audio)
: an adrenergic biogenic amine C8H11NO2 that is found in some invertebrates and vertebrates and has been used to treat hypotension

Dictionary Entries Near octopamine

octogenarian

octopamine

octoploid

See More Nearby Entries 

Cite this Entry

“Octopamine.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/octopamine. Accessed 31 Mar. 2023.

Copy Citation

Share

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

Word of the Day

Listen to the pronunciation of recuse

See Definitions and Examples »

Test Your Vocabulary

Challenging Standardized Test Words, Vol. 2

  • a pencil broken in half on top of a test answer sheet
  • The business’s new computer system proved not to be a panacea.
Spell It

Hear a word and type it out. How many can you get right?

TAKE THE QUIZ
Solve today's spelling word game by finding as many words as you can with using just 7 letters. Longer words score more points.

Can you make 12 words with 7 letters?

PLAY
Words at Play
Ask the Editors
Word Games